OT250 Ferraz Shawmut OT Series Low Voltage Fuse 250V 250A Fuse - Essential Electric Supply
OT250 Ferraz Shawmut OT Series Low Voltage Fuse 250V 250A Fuse - Essential Electric Supply

Cutler Hammer OT250 - Class K-5 Time-Delay Fuse 250A (50kA AIC @250V)

Cutler Hammer
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The Cutler Hammer OT250 is a Class K-5 time-delay fuse designed for industrial circuit protection applications requiring high interrupting capacity. It features a 250V AC voltage rating with a 250A current rating and provides 50kA interrupting capacity at rated voltage for reliable fault protection. The single-barrel construction measures 2.06 inches in diameter with a weight of 1.45 lb, engineered for durable performance in demanding environments. This OT Series fuse complies with industry standards for low-voltage protection systems and is commonly deployed in motor circuits, transformer protection, and feeder applications where time-delay characteristics prevent nuisance tripping during temporary overload conditions.

Key Features & Specifications
  • Type: Class K-5 time-delay fuse, single-barrel construction
  • Voltage Rating: 250V AC
  • Current Rating: 250A
  • Dimensions: 2.06 inches diameter
  • Standards: Industrial low-voltage fuse standards
  • Applications: Motor circuits, transformer protection, industrial feeders
  • AIC rating: 50kA@250V
  • Class Rating: K-5
  • Barrels: 1
  • Weight: 1.45 lb
  • Family: OT Series


Product Identification
  • UPC: 782001700423
  • GTIN: 00782001700423